/*
 * This is Melet, a salary slip designer. Feed it with data regarding to salary payment, prepare it for print through the graphical presentation, and you have it done.
 * Copyright (C) 2014, AFDiaX
 * 
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 * 
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 * This program is based on UMLet, a Free UML Tool for Fast UML Diagrams.
 * To contact the authors of UMLet visit https://code.google.com/p/umlet/people/list
 * To contact the authors of Melet visit https://gna.org/users/gabocze
 */
package com.baselet.diagram;

import java.awt.Rectangle;
import java.util.Timer;
import java.util.TimerTask;

import javax.swing.SwingUtilities;

import com.baselet.control.basics.Converter;
import com.baselet.control.constants.Constants;

public class Notifier {

	private static final Notifier instance = new Notifier();

	public static synchronized Notifier getInstance() {
		return instance;
	}

	public void showNotification(final String message) {
		SwingUtilities.invokeLater(new Runnable() {
			@Override
			public void run() {
				showNotificationHelper(message);
			}
		});
	}

	private void showNotificationHelper(String message) {
		final DrawPanel notifierPanel = CurrentDiagram.getInstance().getDiagramHandler().getDrawPanel();

		Rectangle viewRect = notifierPanel.getScrollPane().getViewport().getViewRect();
		final DiagramNotification notification = new DiagramNotification(Converter.convert(viewRect), message);
		new Timer("Notificationtimer", true).schedule(new TimerTask() {
			@Override
			public void run() {
				notifierPanel.remove(notification);
				notifierPanel.repaint();
			}
		}, Constants.NOTIFICATION_SHOW_TIME);

		notifierPanel.setNotification(notification);
	}
}
